Wegener UNITY4650, Руководство пользователя

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Unity 4650 User’s Manual
800034-01 Rev. A 16 wegener.com
RF TUNING
Input Frequency Range 950 to 2150 MHz
LO Leakage at Input
≤
-60 dBm
Symbol-rate Range 1 to 30 Msps (may be limited by Transport Rate limits)
Tuning Resolution 10 kHz
Input Signal Level Range -25 to -65 dBm
Signal Level Warning Limits warns 10/-5 dB of upper limit and +5/-10 dB of lower
limit
Maximum Aggregate Input Power 0 dBm max
DEMODULATOR/FEC
Modulation 1. DVB-QPSK (
α
=.35) per EN 300 421
2. Advanced "Turbo-QPSK" (
α
=.20 default; R=½, ¾) per
Broadcom proprietary protocol
3. Advanced "Turbo-8PSK" (
α
=.20 default; R=2/3, 5/6, 8/9)
per Broadcom proprietary protocol. [R=¾ Type I and II - con-
tact factory]
4. Advanced "Turbo-16QAM" (
α
=.20 default; R=¾) per
Broadcom proprietary protocol
Carrier acquisition range ±1 MHz or ± 10% of symbol-rate QPSK, whichever is greater
Table 2: Transport In Options
Characteristic Specification